Ubuntu Security Notice 3717-2 - USN-3717-1 fixed a vulnerability in PolicyKit. This update provides the corresponding update for Ubuntu 12.04 ESM. It was discovered that PolicyKit incorrectly handled certain duplicate action IDs. A local attacker could use this issue to cause PolicyKit to crash, resulting in a denial of service, or possibly escalate privileges. Various other issues were also addressed.
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Ubuntu Security Notice 3717-1 - Tavis Ormandy discovered that PolicyKit incorrectly handled certain invalid object paths. A local attacker could possibly use this issue to cause PolicyKit to crash, resulting in a denial of service. This issue only affected Ubuntu 14.04 LTS. It was discovered that PolicyKit incorrectly handled certain duplicate action IDs. A local attacker could use this issue to cause PolicyKit to crash, resulting in a denial of service, or possibly escalate privileges. This issue only affected Ubuntu 14.04 LTS. Various other issues were also addressed.
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Gentoo Linux Security Advisory 201611-7 - polkit is vulnerable to local privilege escalation. Versions less than 0.113 are affected.
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